Neither dynamic, static, nor volumetric variables can accurately predict fluid responsiveness early after abdominothoracic esophagectomy

Table 3 Comparison of cardiac preload variables between responders and non-responders

		Responders	Non-responders	P ^a
Stroke volume variation (%)	Pre	13.9 ± 4.6 (13.0, 11.0-16.3)	12.2 ± 4.1 (11.5, 9.0-15.5)	0.232
	Post	7.8 ± 4.1 (7.0, 4.8-10.3)^b	6.4 ± 2.2 (6.0, 5.0-7.0)^b	0.27
Pulse pressure variation (%)	Pre	10.6 ± 3.5 (9.0, 8.0-13.0)	8.7 ± 3.7 (8.5, 6.0-11.0)	0.107
	Post	4.9 ± 2.4 (4.0, 3.5-5.0)^b	4.5 ± 1.4 (4.0, 3.5-5.0)^b	0.862
Central venous pressure (mmHg)	Pre	5 ± 2 (5, 4–7)	7 ± 3 (7, 5–9)	0.033
	Post	7 ± 2 (8, 6–9)^b	9 ± 2 (9, 8–11)^b	0.008
ITBVI(L/m²)	Pre	0.78 ± 0.1 (0.78, 0.72-0.85)	0.81 ± 0.09 (0.83, 0.75-0.87)	0.292
	Post	0.84 ± 0.09 (0.85, 0.77-0.91)^b	0.84 ± 0.10 (0.84, 0.76-0.89)	0.964
IDVGI(L/m²)	Pre	4.2 ± 0.7 (4.2, 3.9-4.8)	4.6 ± 0.5 (4.6, 4.3-4.8)	0.043
	Post	4.8 ± 0.7 (4.9, 4.4-5.3)^b	4.9 ± 0.6 (5.0, 4.8-5.2)^b	0.574

Data are presented as mean ± SD (median, interquartile range).
^aBetween responders and non-responders.
^bP <0.001 as compared with pre-fluid volume loading values.
ITBVI, Indexed intrathoraci blood volume; IDVGI, Indexed initial distribution volume of glucose; Pre, Immediately before volume loading; Post, 10 min after volume loading.

ISSN: 2047-0525